Engineers discover near-limitless energy potential hiding right under our feet: 'It's time to tap into it'

Engineers discover near-limitless energy potential hiding right under our feet: 'It's time to tap into it'

Nigerian energy experts are eyeing heat deep underground as a cleaner power solution for the African nation. The news comes as governments on the continent search for answers to "energy poverty" and for alternatives to dirty fuels, according to Vanguard and the Federal University of Technology Owerri.  At issue is an oft-failing power grid plagued by aging infrastructure and outsourced electricity. Blackouts cost the country about $29 billion an…